CN206959606U - A kind of furnace flue gas separation and heat recovery system - Google Patents
A kind of furnace flue gas separation and heat recovery system Download PDFInfo
- Publication number
- CN206959606U CN206959606U CN201720246907.5U CN201720246907U CN206959606U CN 206959606 U CN206959606 U CN 206959606U CN 201720246907 U CN201720246907 U CN 201720246907U CN 206959606 U CN206959606 U CN 206959606U
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- China
- Prior art keywords
- flue gas
- lower shell
- heat exchange
- exchange tube
- outlet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model discloses a kind of separation of furnace flue gas and heat recovery system, including stove, flue gas processing device, dreg collecting slot and liquid tank；The flue gas processing device includes upper shell and lower shell, and the upper shell side wall is provided with the gas approach being connected with furnace flue gas outlet conduit, and a first net gas outlet is provided with the top of upper shell；Spiral heat exchange tube core, and submergence spiral heat exchange tube core, the liquid for absorbing granule foreign and flue gas heat in flue gas are provided with the lower chamber；The lower shell side wall is provided with the liquid inlet being connected with liquid tank pipeline, and lower shell side is additionally provided with the air inlet openings and outlet opening being connected respectively with spiral heat exchange tube core, and lower shell bottom is provided with a sewage draining exit being connected with dreg collecting slot pipeline.The system can effectively remove the hazardous particulate matter in furnace flue gas, make furnace flue gas qualified discharge, also, can also make full use of the waste heat of flue gas, energy-conservation environmental protection again.
Description
Technical field
It the utility model is related to vent gas treatment field, and in particular to a kind of furnace flue gas separation and heat recovery system.
Background technology
In existing mineral hot furnace kiln production process, part stove high-temperature flue gas is mainly directly discharged using air cooling technique, waste heat
Energy zero utilizes, and causes a large amount of wastes of energy, moreover, a large amount of uncombusted coal particles are usually contained in furnace flue gas,
It will pollute the environment.
Utility model content
In order to solve the above-mentioned technical problem the purpose of this utility model is, there is provided a kind of furnace flue gas separation and recuperation of heat system
System, the system can effectively remove the hazardous particulate matter in furnace flue gas, make furnace flue gas qualified discharge, also, can also be fully sharp
With the waste heat of flue gas, energy-conserving and environment-protective.
To achieve the above object, the technical solution adopted in the utility model is as follows：
A kind of furnace flue gas separation and heat recovery system, including stove, flue gas processing device, dreg collecting slot and liquid tank；
The stove top is provided with exhanst gas outlet, and stove bottom is provided with air intake；
The flue gas processing device includes upper shell and lower shell, and upper shell and lower shell snap connection after form one
The cylinder chamber of closure, upper shell and the lower shell joint are provided with one piece of point that cylinder chamber is divided into upper cavity and lower chamber
Dividing plate；The upper shell side wall is provided with the gas approach connected with upper cavity, goes out at the top of upper shell provided with a first net gas
Mouthful, the exhanst gas outlet is connected with gas approach pipeline；A size is offered in the middle part of the demarcation strip to export with the first net gas
The the second net gas outlet to match, and be connected between the first net gas outlet and the second net gas outlet by net gas outlet；It is described
Multiple through holes are further opened with demarcation strip, and the conduit extended to lower chamber is equipped with individual through hole；It is provided with the lower chamber
Spiral heat exchange tube core, and submergence spiral heat exchange tube core, the liquid for absorbing granule foreign and flue gas heat in flue gas；
In the lower shell side wall, spiral heat exchange tube core over top be provided with a liquid inlet, lower shell side is also set
There are the air inlet openings and outlet opening being connected respectively with spiral heat exchange tube core, lower shell bottom is provided with a sewage draining exit；The liquid
Body entrance is connected by liquid feeding pump with liquid tank pipeline, and the air inlet openings are connected with air intake pipe, the outlet opening
It is connected by blower fan with air inlet duct, pipeline is connected with regulating valve, and the pipeline after by regulating valve on the sewage draining exit
Connection one opens one for two dreg collecting slots；The liquid feeding pump is also associated with motor.
Specifically, the spiral heat exchange tube core is the spiral heat exchange tube coiled sheet by both ends sealing into being internally provided with air inlet
Passage and outlet passageway, and be spaced from each other between intake tunnel and exhalant canal by flow distribution plate；It is provided with and is used for only in lower shell
Change the liquid of flue gas, and the liquid level of the liquid is totally submerged spiral heat exchange tube core, adjacent two spiral is then stretched into all conduit bottoms
Between heat exchange tube sheet；An air inlet for connecting with inlet channel and being matched with air inlet openings is respectively equipped with spiral heat exchange tube core
Ozzle, and the outlet ozzle that an outlet passageway is connected and matched with outlet opening.
Specifically, the arrival end of the first net gas outlet and all conduits is equipped with HEPA screen packs.
Specifically, the lower shell is provided with observation panel, the observation panel top is in spiral heat exchange tube core over top, sight
Cha Kou bottoms lower section at the top of spiral heat exchange tube core.
Further, the lower shell is provided with liquid level gauge, and the liquid level being connected with liquid level gauge is additionally provided with the lower shell
Alarm.
Preferably, the lower shell bottom is in ellipse arc, sewage outfalls setting bottom lowest part.
Further, the lower edge of the upper shell is easy in interior in interior on the side step-like on the lower shell
Step-like under laterally, upper shell forms a groove when closing up with lower shell, for clamping demarcation strip.
Further, the through hole flips over 90 ° and is connected in downward step-like in inner side at the top of the conduit
On the step of through hole, and top surface and demarcation strip upper surface flush after conduit upset.
Preferably, it is additionally provided with sealing ring between the through hole and conduit.
Preferably, the net gas outlet is fluorine plastic tube, and is provided with and determines between net gas outlet and the second net gas outlet
Position set.
Compared with prior art, the utility model has the advantages that：
(1) the utility model is designed reasonably, it is simple in construction, it is easy to operate.The flue gas processing device of setting can be purified effectively
Flue gas, and by most of heat transfer of flue gas into liquid, then by spiral heat exchange tube core transfer heat to be delivered to
In the air of kiln burning section, energy-conservation environmental protection again；In addition, the particle such as cinder absorbed in carrying liqs can be delivered to collection when more
Slag chute, dreg collecting slot are provided with two altogether, and one opens one standby, particulate matter can be deposited into bottom land, rear to be gathered up using modes such as filterings
To be recycled, the energy is saved.
(2) the utility model is provided with concentration conveyor chamber of the upper shell chamber as flue gas to be clean, then passes through multiple conduits
A plurality of exhaust gases passes are formed, it is net that the flue gas to be clean in upper shell chamber is transported to the flue gases such as the water for being used for containing in lower shell chamber
In the position of compound, purified gas and purification thing are if water etc. if by vapor caused by thermal evaporation by net gas because being exported
Pipe exports qualified discharge.
(3) the utility model is also provided with HEPA screen packs in demarcation strip upper and lower surface, and two layers of screen pack is made respectively
For first layer filtering and the filtering of last layer, it on the one hand can mitigate the pressure of gas cleaning thing purifying smoke in lower chamber, reduce
The replacing of gas cleaning thing, the flue gas after the purification that will be discharged on the other hand can be further filtered, lift clean-up effect, obtain
Comply fully with the purified gas of environment protection emission requirement.
(4) the utility model is the furnace flue gas of purification, and flue gas heat is higher, is purified according to water, then is easy to produce
Raw high-temperature vapor, this vapor can be purified again to the flue gas by the purification of gas cleaning thing again, lifting purification
Effect, obtained net gas meet environment protection emission requirement, can also recycled.
(5) the utility model is provided with observation panel, liquid level gauge and liquid level alarm, on the one hand can check that the separation fills in time
Whether the liquid level in putting was flooded at the top of spiral heat exchange tube core, avoided flue gas from being expelled directly out, and purification failure, polluted environment, another
Aspect can also be discharged by sewage draining exit in time after gas cleaning thing is heavily contaminated, to change gas cleaning thing, it is ensured that cigarette
Gas clean-up effect.
(6) lower shell bottom of the present utility model is arranged to ellipse arc, can avoid dirty liquid deposition at lower shell bottom
Portion simultaneously blocks sewage draining exit, is advantageous to sewage draining exit blowdown.
(7) it is detachable company between the utility model upper shell, lower shell and demarcation strip, between demarcation strip and conduit
Connect, be easily installed dismounting and later stage cleaning, the spiral heat exchange tube core especially inside its lower shell, can directly take out or spray water and be clear
Wash, cleaning is changed very convenient.
(8) net gas outlet of the present utility model is fluorine plastic tube, has good corrosion resistance and stability, and do not glue
Property it is strong, maintenance cost is low, service life length；And positioning sleeve is provided between net gas outlet and the second net gas outlet, pass through positioning
Set makes net gas outlet expanded joint on demarcation strip in corresponding through hole, and expanded joint is fixed, and fixed form is simple and reliable, good airproof performance.
(9) the utility model is also provided with spiral heat exchange tube core, and the heat exchange tube core structure is simple, easy to make, weld line
It is short, it is less scaling, the heat of flue gas can be used as far as possible while purifying smoke, for heating air, in stove
In kiln production process, the energy can be saved in the air that kiln burning section is passed through after heating, and make it is coal-fired contact more oxygen after
Fully burning；In addition, the spiral heat exchange tube core top on lower shell is provided with liquid inlet and sewage draining exit, liquid can changed
When wash away spiral heat exchange tube wicking surface, reach cleaning action, make it have good heat exchange efficiency.
(10) the utility model uses physical treatment method completely, and non-secondary pollution, good purification, processing cost is low,
It is easy to use, have a wide range of application.
Brief description of the drawings
Fig. 1 is Tthe utility model system schematic diagram.
Fig. 2 is the utility model flue gas processing device structural representation.
Fig. 3 is A-A sectional views.
Fig. 4 is enlarged drawing at B.
Fig. 5 is enlarged drawing at C.
Fig. 6 is the utility model spiral heat exchange tube cored structure schematic diagram.
Embodiment
The utility model is described in further detail with embodiment for explanation below in conjunction with the accompanying drawings, and mode of the present utility model includes
But it is not limited only to following examples.
Embodiment 1
A kind of furnace flue gas separation and heat recovery system, including stove 7, flue gas processing device, dreg collecting slot 8 and liquid tank 9；
The top of stove 7 is provided with exhanst gas outlet 71, and stove bottom is provided with air intake 72；
The flue gas processing device includes upper shell 1 and lower shell 2, and upper shell and lower shell snap connection after form one
Cylinder chamber is divided into upper cavity 3 and lower chamber 4 by the cylinder chamber of individual closure, upper shell and the lower shell joint provided with one piece
Demarcation strip 5；The side wall of upper shell 1 is provided with the gas approach 11 that connect with upper cavity 3, provided with one the at the top of upper shell
One net gas outlet 12, the exhanst gas outlet 71 is connected with the pipeline of gas approach 11；The middle part of demarcation strip 5 offers a size
The the second net gas outlet 51 to match with the first net gas outlet 12, and by net between the first net gas outlet and the second net gas outlet
Gas outlet 13 is connected；Multiple through holes 52 are further opened with the demarcation strip 5, and are equipped with what is extended to lower chamber in individual through hole
Conduit 53；Spiral heat exchange tube core 6 is provided with the lower chamber, and submerges spiral heat exchange tube core, for absorbing in flue gas
The liquid of grain impurity and flue gas heat；
In the side wall of lower shell 2, spiral heat exchange tube core over top be provided with a liquid inlet 22, lower shell side is also
Provided with the air inlet openings 27 and outlet opening 28 being connected respectively with spiral heat exchange tube core, lower shell bottom is provided with a sewage draining exit
23；The liquid inlet 22 is connected by liquid feeding pump 91 with the pipeline of liquid tank 9, and the air inlet openings 27 are connected with air intake duct
Road, the outlet opening 28 are connected by blower fan 73 with the pipeline of air intake 72, and pipeline is connected with regulating valve on the sewage draining exit
81, and pipeline connection one opens one for two dreg collecting slots 8 after by regulating valve；The liquid feeding pump 91 is also associated with motor.
The present embodiment is reasonable in design, simple in construction, easy to operate.The flue gas processing device of setting can effective purifying smoke,
And by most of heat transfer of flue gas into liquid, then transferred heat to by spiral heat exchange tube core and fired to be delivered to stove
In the air for burning section, energy-conservation environmental protection again；In addition, the particle such as cinder absorbed in carrying liqs can be delivered to dreg collecting slot when more,
Dreg collecting slot is provided with two altogether, and one opens one standby, particulate matter can be deposited into bottom land, rear to collect progress using modes such as filterings
Recycle, save the energy.
The spiral heat exchange tube core is the spiral heat exchange tube coiled sheet by both ends sealing into being internally provided with the He of inlet channel 61
Outlet passageway 62, and be spaced from each other between intake tunnel and exhalant canal by flow distribution plate 63；It is provided with lower shell 2 and is used to purify
The liquid of flue gas, and the liquid level of the liquid is totally submerged spiral heat exchange tube core 6, adjacent two spiral is then stretched into all bottoms of conduit 53
Between heat exchange tube sheet；One is respectively equipped with spiral heat exchange tube core 6 to connect with inlet channel 61 and match with air inlet openings 27
Air inlet ozzle 64, and the outlet ozzle 65 that an outlet passageway 62 is connected and matched with outlet opening 28.
In the flue gas processing device of the present embodiment, concentration conveyor chamber of the upper shell chamber as flue gas to be clean, then by more
Individual conduit forms a plurality of exhaust gases passes, and the flue gas to be clean in upper shell chamber is transported to water for being used for containing in lower shell chamber etc.
In the position of gas cleaning thing, purified gas and purification thing as water etc. because if by vapor caused by thermal evaporation by net
Gas outlet exports qualified discharge.
Liquid level gauge, specified liquid level line and liquid level alarm, whether the liquid level that on the one hand can be checked in time in the separator
Flooded below conduit, and avoided separator from failing, and polluted environment, on the other hand can also be heavily contaminated in gas cleaning thing
Discharged in time by sewage draining exit afterwards, to change gas cleaning thing, it is ensured that gas cleaning effect.
In addition, the present embodiment is provided with spiral heat exchange tube core, the heat exchange tube core structure is simple, and easy to make, weld line is short,
It is less scaling, the heat of flue gas can be used as far as possible while purifying smoke, for heating air, in stove
In production process, the energy can be saved in the air that kiln burning section is passed through after heating, and is filled after making the coal-fired more oxygen of contact
Divided combustion；In addition, the spiral heat exchange tube core top on lower shell is provided with liquid inlet and sewage draining exit, can be when changing liquid
Spiral heat exchange tube wicking surface is washed away, reaches cleaning action, makes it have good heat exchange efficiency.
Embodiment 2
The present embodiment is on the basis of embodiment 1, in the described first net gas outlet 12 and the arrival end of all conduits 53
It is equipped with HEPA screen packs 54.Gas access end on demarcation strip upper and lower surface is provided with HEPA screen packs, two layers of mistake
Filter screen filters respectively as first layer filtering and last layer, on the one hand can mitigate gas cleaning thing purifying smoke in lower chamber
Pressure, the replacing of gas cleaning thing is reduced, on the other hand can further filter the flue gas after the purification that will be discharged, lifting purification
Effect, obtain complying fully with the purified gas of environment protection emission requirement.
Embodiment 3
The present embodiment is on the basis of embodiment 2, and liquid level gauge 25 is additionally arranged on lower shell and is connected with liquid level gauge 25
Liquid level alarm 26.Its detection is set more to automate, it is time saving and energy saving.
Embodiment 4
The present embodiment is that further improvement has been done on the basis of embodiment 1 or 2, is in elliptic arc by the bottom of lower shell 2
Shape, and the sewage draining exit 23 sets bottom lowest part.Dirty liquid deposition can be avoided in lower shell bottom and block sewage draining exit, had
Beneficial to sewage draining exit blowdown.
Embodiment 5
The present embodiment be on the basis of embodiment 3, by the lower edge of the upper shell 1 in interior on the side step-like,
It is easy on the lower shell 2 in downward step-like in inner side, upper shell forms a groove when closing up with lower shell, is used for
Clamping demarcation strip 5.As shown in figure 3, and step-like, conduit 53 top of the through hole 52 in demarcation strip in inner side downwards
Flip over 90 ° and be connected on the step of through hole, and top surface and the upper surface flush of demarcation strip 5 after conduit upset.It is described logical
Sealing ring 55 is additionally provided between hole 52 and conduit 53.Between upper shell 1, lower shell 2 and demarcation strip 5, demarcation strip 5 and conduit 53 it
Between be detachable connection, be easily installed dismounting and later stage cleaning, and be mounted with sealing ring, can effectively avoid flue gas direct
Lower shell is entered not by the cavity of fluid-tight by gap, is then discharged to net gas in air, pollutes air.
Embodiment 6
As shown in figure 4, the present embodiment is the further improvement done on the basis of embodiment 4, the net gas outlet 12
Fluorine plastic tube is arranged to, and positioning sleeve 56 is provided between net gas outlet and the second net gas outlet 51.Fluorine plastic tube has good
Corrosion resistance and stability, and non-stick is strong, and maintenance cost is low, service life length；And net gas outlet goes out with the second net gas
Positioning sleeve is provided between mouthful, makes net gas outlet expanded joint on demarcation strip in corresponding through hole by positioning sleeve, expanded joint is fixed, Gu
It is simple and reliable to determine mode, good airproof performance.
Above example uses physical treatment method completely, and non-secondary pollution, good purification, processing cost is low, makes
With simplicity, have a wide range of application, can be applicable.
Above-described embodiment is only preferred embodiment of the present utility model, should not be taken to limit protection of the present utility model
Scope, as long as in body design thought of the present utility model and that mentally makes have no the change of essential meaning or polishing, its
The technical problem solved is still consistent with the utility model, should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of furnace flue gas separation and heat recovery system, it is characterised in that including stove (7), flue gas processing device, dreg collecting slot
And liquid tank (9) (8)；
Stove (7) top is provided with exhanst gas outlet (71), and stove bottom is provided with air intake (72)；
The flue gas processing device includes upper shell (1) and lower shell (2), and upper shell and lower shell snap connection after form one
Cylinder chamber is divided into upper cavity (3) and cavity of resorption by the cylinder chamber of individual closure, upper shell and the lower shell joint provided with one piece
The demarcation strip (5) of body (4)；Upper shell (1) side wall is provided with the gas approach (11) connected with upper cavity (3), upper shell
Top is provided with a first net gas outlet (12), and the exhanst gas outlet (71) is connected with gas approach (11) pipeline；The separation
The second net gas outlet (51) that a size matches with the first net gas outlet (12), and the first net gas are offered in the middle part of plate (5)
It is connected between outlet and the second net gas outlet by net gas outlet (13)；Multiple through holes are further opened with the demarcation strip (5)
(52), and in individual through hole it is equipped with the conduit (53) extended to lower chamber；Spiral heat exchange tube core (6) is provided with the lower chamber,
And submergence spiral heat exchange tube core, the liquid for absorbing granule foreign and flue gas heat in flue gas；
In lower shell (2) side wall, spiral heat exchange tube core over top be provided with a liquid inlet (22), lower shell side is also
Provided with the air inlet openings (27) and outlet opening (28) being connected respectively with spiral heat exchange tube core, lower shell bottom is provided with a blowdown
Mouth (23)；The liquid inlet (22) is connected by liquid feeding pump (91) with liquid tank (9) pipeline, air inlet openings (27) connection
There is air intake pipe, the outlet opening (28) is connected by blower fan (73) with air intake (72) pipeline, the sewage draining exit
Upper pipeline is connected with regulating valve (81), and pipeline connection one opens one for two dreg collecting slots (8) after by regulating valve；The feed liquor
Pump (91) is also associated with motor.
2. a kind of furnace flue gas separation according to claim 1 and heat recovery system, it is characterised in that the spiral heat exchange
Tube core is the spiral heat exchange tube coiled sheet by both ends sealing into being internally provided with inlet channel (61) and outlet passageway (62), and enter
It is spaced from each other between aquaporin and exhalant canal by flow distribution plate (63)；The liquid for purifying smoke is provided with lower shell (2),
And the liquid level of the liquid is totally submerged spiral heat exchange tube core (6), adjacent two spiral heat exchange tube is then stretched into all conduit (53) bottoms
Between plate；One is respectively equipped with spiral heat exchange tube core (6) to connect with inlet channel (61) and match with air inlet openings (27)
Air inlet ozzle (64), and the outlet ozzle (65) that an outlet passageway (62) connects and matched with outlet opening (28).
3. a kind of furnace flue gas separation according to claim 2 and heat recovery system, it is characterised in that the first net gas
The arrival end of outlet (12) and all conduits (53) is equipped with HEPA screen packs (54).
4. a kind of separation of furnace flue gas and heat recovery system according to claims 1 to 3 any one, it is characterised in that
The lower shell (2) is provided with observation panel (24), and the observation panel top is in spiral heat exchange tube core (6) over top, observation panel
Bottom lower section at the top of spiral heat exchange tube core.
5. a kind of furnace flue gas separation according to claim 4 and heat recovery system, it is characterised in that the lower shell
(2) liquid level gauge (25) is provided with, the liquid level alarm (26) being connected with liquid level gauge (25) is additionally provided with the lower shell (2).
6. a kind of furnace flue gas separation according to claim 1 and heat recovery system, it is characterised in that the lower shell
(2) bottom is in ellipse arc, and the sewage draining exit (23) sets bottom lowest part.
7. a kind of furnace flue gas separation according to claim 6 and heat recovery system, it is characterised in that the upper shell
(1) lower edge is easy in downward step-like, the upper shell in inner side in interior on the side step-like on the lower shell (2)
A groove is formed when closing up with lower shell, for clamping demarcation strip (5).
8. a kind of furnace flue gas separation according to claim 7 and heat recovery system, it is characterised in that the through hole (52)
In downward step-like in inner side, flip over 90 ° at the top of the conduit (53) and be connected on the step of through hole, and conduit turns over
Top surface and demarcation strip (5) upper surface flush after turning.
9. a kind of furnace flue gas separation according to claim 2 and heat recovery system, it is characterised in that the through hole (52)
Sealing ring (55) is additionally provided between conduit (53).
10. a kind of furnace flue gas separation according to claim 8 or claim 9 and heat recovery system, it is characterised in that the net gas
Outlet (13) is fluorine plastic tube, and is provided with positioning sleeve (56) between net gas outlet and the second net gas outlet (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246907.5U CN206959606U (en) | 2017-03-14 | 2017-03-14 | A kind of furnace flue gas separation and heat recovery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720246907.5U CN206959606U (en) | 2017-03-14 | 2017-03-14 | A kind of furnace flue gas separation and heat recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206959606U true CN206959606U (en) | 2018-02-02 |
Family
ID=61377172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720246907.5U Expired - Fee Related CN206959606U (en) | 2017-03-14 | 2017-03-14 | A kind of furnace flue gas separation and heat recovery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206959606U (en) |
-
2017
- 2017-03-14 CN CN201720246907.5U patent/CN206959606U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180904 Address after: 334600 No. 22 Tsing Tai Road, A, Lu Yang Industrial Park, Guangfeng Economic Development Zone, Shangrao, Jiangxi Patentee after: Jiangxi Yao Teng resources utilization Co., Ltd. Address before: 610000 Sichuan Chengdu high tech Zone No. 8, Jitai three road 1, 1 Units 20, 7. Patentee before: Chengdu MCC Energy-saving Environmental Protection Engineering Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180202 Termination date: 20190314 |
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| CF01 | Termination of patent right due to non-payment of annual fee |